http://www.deardoctor.com/articles/implant-timelines-for-replacing-missing-teeth/
http://www.tcpalm.com/story/specialty-publications/your-news/st-lucie-county/reader-submitted/2017/01/25/national-prosthodontics-awareness-week-coming-april/97045280/
https://www.washingtonpost.com/news/to-your-health/wp/2016/10/25/the-startling-rise-in-oral-cancer-in-men-and-what-it-says-about-our-changing-sexual-habits/
http://www.cnn.com/2016/06/08/health/adults-flossing-teeth/index.html
http://www.dailymail.co.uk/health/article-3663839/E-cigarettes-toxic-mouth-Vaping-kills-cells-oral-cavity-raising-risk-disease.html#utm_sguid=160550,d5d8d5fb-538c-98f2-1a32-db450ce80215